n = int(input())
l = list(map(int, input().split()))
l.sort()
cnt = 0
for i in range(n):
    for j in range(i+1, n):
        for k in range(j+1, n):
            if l[i]!=l[j] and l[j]!=l[k] and l[k]!=l[i] and l[k]-l[j]<l[i]:
                cnt +=1

print(cnt) n = int(input()) n int(input()) int input() input l = list(map(int, input().split())) l list(map(int, input().split())) list map(int, input().split()) map int input().split() ().split () input split l.sort() l.sort l sort cnt = 0 cnt 0 for i in range(n):
    for j in range(i+1, n):
        for k in range(j+1, n):
            if l[i]!=l[j] and l[j]!=l[k] and l[k]!=l[i] and l[k]-l[j]<l[i]:
                cnt +=1 i range(n) range n for j in range(i+1, n):
        for k in range(j+1, n):
            if l[i]!=l[j] and l[j]!=l[k] and l[k]!=l[i] and l[k]-l[j]<l[i]:
                cnt +=1 j range(i+1, n) range i+1 i 1 n for k in range(j+1, n):
            if l[i]!=l[j] and l[j]!=l[k] and l[k]!=l[i] and l[k]-l[j]<l[i]:
                cnt +=1 k range(j+1, n) range j+1 j 1 n if l[i]!=l[j] and l[j]!=l[k] and l[k]!=l[i] and l[k]-l[j]<l[i]:
                cnt +=1 l[i]!=l[j] and l[j]!=l[k] and l[k]!=l[i] and l[k]-l[j]<l[i] l[i]!=l[j] and l[j]!=l[k] and l[k]!=l[i] l[i]!=l[j] and l[j]!=l[k] l[i]!=l[j] l[i] l i l[j] l j l[j]!=l[k] l[j] l j l[k] l k l[k]!=l[i] l[k] l k l[i] l i l[k]-l[j]<l[i] l[k]-l[j] l[k] l k l[j] l j l[i] l i cnt +=1 cnt 1 print(cnt) print cnt cnt +=1 1 cnt cnt = 0 0 cnt l = list(map(int, input().split())) list(map(int, input().split())) l n = int(input()) int(input()) n
n = int(input())
l = list(map(int, input().split()))
l.sort()
cnt = 0
for i in range(n):
    for j in range(i+1, n):
        for k in range(j+1, n):
            if l[i]!=l[j] and l[j]!=l[k] and l[k]!=l[i] and l[k]-l[j]<l[i]:
                cnt +=1

print(cnt)